If y varies directly with the square root of x and inversely with z, what is the constant of proportionality if y = 27 when x = 9 and z = 6?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row

What is the measure of sty in oo below? 130 310 230 50